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Home > Omnibus > Episode 388: The Fresnel Lens (Entry 501.1C1312)
Podcast: Omnibus
Episode:

Episode 388: The Fresnel Lens (Entry 501.1C1312)
Category: Society & Culture
Duration: 00:55:37
Publish Date: 2021-08-26 09:00:00
Description:

In which an efficient new piece of French glassware changes the history of lighthouses, and Ken learns the exact age of Discovery. Certificate #52246.
Total Play: 0